Yes. How you're paid - in cash, by check, in Bitcoin or barter - doesn't matter when it comes to filling out a form W-9. A form W-9 is used to provide your taxpayer identification number (such as your ...

Information on the form includes the employer’s name and address; the employee’s name and address; the amount of salary, wages and other compensation earned throughout the year by the employee and the ...

You're probably familiar with many tax forms, from the 1040 to the W-2 to the 1099. Not everyone, though, has encountered the W9. But knowing a bit about this form could improve your financial life.